7 files changed, 348 insertions, 0 deletions
diff --git a/tests/run-make/thumb-none-qemu/Makefile b/tests/run-make/thumb-none-qemu/Makefile
new file mode 100644
index 000000000..a1c2ba12c
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/Makefile
@@ -0,0 +1,27 @@
+include ../../run-make-fulldeps/tools.mk
+
+# only-thumb
+
+# How to run this
+# $ ./x.py clean
+# $ ./x.py test --target thumbv7m-none-eabi tests/run-make
+
+# For cargo setting
+export RUSTC := $(RUSTC_ORIGINAL)
+export LD_LIBRARY_PATH := $(HOST_RPATH_DIR)
+# We need to be outside of 'src' dir in order to run cargo
+export WORK_DIR := $(TMPDIR)
+export HERE := $(shell pwd)
+
+## clean up unused env variables which might cause harm.
+unexport RUSTC_LINKER
+unexport RUSTC_BOOTSTRAP
+unexport RUST_BUILD_STAGE
+unexport RUST_TEST_THREADS
+unexport RUST_TEST_TMPDIR
+unexport AR
+unexport CC
+unexport CXX
+
+all:
+	bash script.sh
diff --git a/tests/run-make/thumb-none-qemu/example/.cargo/config b/tests/run-make/thumb-none-qemu/example/.cargo/config
new file mode 100644
index 000000000..8b30310e7
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/example/.cargo/config
@@ -0,0 +1,45 @@
+[target.thumbv6m-none-eabi]
+# FIXME: Should be Cortex-M0, but Qemu used by CI is too old
+runner = "qemu-system-arm -cpu cortex-m3 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv7m-none-eabi]
+runner = "qemu-system-arm -cpu cortex-m3 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv7em-none-eabi]
+runner = "qemu-system-arm -cpu cortex-m4 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv7em-none-eabihf]
+runner = "qemu-system-arm -cpu cortex-m4 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv8m.base-none-eabi]
+# FIXME: Should be the Cortex-M23, bt Qemu does not currently support it
+runner = "qemu-system-arm -cpu cortex-m33 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv8m.main-none-eabi]
+runner = "qemu-system-arm -cpu cortex-m33 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.thumbv8m.main-none-eabihf]
+runner = "qemu-system-arm -cpu cortex-m33 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
+
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+# uncomment ONE of these three option to make `cargo run` start a GDB session
+# which option to pick depends on your system
+# runner = "arm-none-eabi-gdb -q -x openocd.gdb"
+# runner = "gdb-multiarch -q -x openocd.gdb"
+# runner = "gdb -q -x openocd.gdb"
+
+rustflags = [
+  # LLD (shipped with the Rust toolchain) is used as the default linker
+  "-C", "link-arg=-Tlink.x",
+
+  # if you run into problems with LLD switch to the GNU linker by commenting out
+  # this line
+  # "-C", "linker=arm-none-eabi-ld",
+
+  # if you need to link to pre-compiled C libraries provided by a C toolchain
+  # use GCC as the linker by commenting out both lines above and then
+  # uncommenting the three lines below
+  # "-C", "linker=arm-none-eabi-gcc",
+  # "-C", "link-arg=-Wl,-Tlink.x",
+  # "-C", "link-arg=-nostartfiles",
+]
diff --git a/tests/run-make/thumb-none-qemu/example/Cargo.lock b/tests/run-make/thumb-none-qemu/example/Cargo.lock
new file mode 100644
index 000000000..687b962a8
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/example/Cargo.lock
@@ -0,0 +1,199 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
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+[[package]]
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+[[package]]
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diff --git a/tests/run-make/thumb-none-qemu/example/Cargo.toml b/tests/run-make/thumb-none-qemu/example/Cargo.toml
new file mode 100644
index 000000000..63eb5f90a
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/example/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "example"
+version = "0.1.0"
+edition = "2018"
+
+[dependencies]
+cortex-m = "0.6.2"
+cortex-m-rt = "0.6.11"
+panic-halt = "0.2.0"
+cortex-m-semihosting = "0.3.1"
diff --git a/tests/run-make/thumb-none-qemu/example/memory.x b/tests/run-make/thumb-none-qemu/example/memory.x
new file mode 100644
index 000000000..dc7ad967a
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/example/memory.x
@@ -0,0 +1,23 @@
+/* Device specific memory layout */
+
+/* This file is used to build the cortex-m-rt examples,
+   but not other applications using cortex-m-rt. */
+
+MEMORY
+{
+  /* FLASH and RAM are mandatory memory regions */
+  /* Update examples/data_overflow.rs if you change these sizes. */
+  FLASH : ORIGIN = 0x00000000, LENGTH = 256K
+  RAM : ORIGIN = 0x20000000, LENGTH = 64K
+
+  /* More memory regions can declared: for example this is a second RAM region */
+  /* CCRAM : ORIGIN = 0x10000000, LENGTH = 8K */
+}
+
+/* The location of the stack can be overridden using the `_stack_start` symbol.
+   By default it will be placed at the end of the RAM region */
+/* _stack_start = ORIGIN(CCRAM) + LENGTH(CCRAM); */
+
+/* The location of the .text section can be overridden using the `_stext` symbol.
+   By default it will place after .vector_table */
+/* _stext = ORIGIN(FLASH) + 0x40c; */
+\ No newline at end of file
diff --git a/tests/run-make/thumb-none-qemu/example/src/main.rs b/tests/run-make/thumb-none-qemu/example/src/main.rs
new file mode 100644
index 000000000..2abfde8e7
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/example/src/main.rs
@@ -0,0 +1,24 @@
+#![no_main]
+#![no_std]
+use core::fmt::Write;
+use cortex_m::asm;
+use cortex_m_rt::entry;
+use cortex_m_semihosting as semihosting;
+
+use panic_halt as _;
+
+#[entry]
+fn main() -> ! {
+    let x = 42;
+
+    loop {
+        asm::nop();
+
+        // write something through semihosting interface
+        let mut hstdout = semihosting::hio::hstdout().unwrap();
+        let _ = write!(hstdout, "x = {}\n", x);
+
+        // exit from qemu
+        semihosting::debug::exit(semihosting::debug::EXIT_SUCCESS);
+    }
+}
diff --git a/tests/run-make/thumb-none-qemu/script.sh b/tests/run-make/thumb-none-qemu/script.sh
new file mode 100644
index 000000000..a8aa72af1
--- /dev/null
+++ b/tests/run-make/thumb-none-qemu/script.sh
@@ -0,0 +1,20 @@
+#!/bin/sh
+set -exuo pipefail
+
+CRATE=example
+
+env | sort
+mkdir -p $WORK_DIR
+pushd $WORK_DIR
+    rm -rf $CRATE || echo OK
+    cp -a $HERE/example .
+    pushd $CRATE
+        # HACK(eddyb) sets `RUSTC_BOOTSTRAP=1` so Cargo can accept nightly features.
+        # These come from the top-level Rust workspace, that this crate is not a
+        # member of, but Cargo tries to load the workspace `Cargo.toml` anyway.
+        env RUSTC_BOOTSTRAP=1 RUSTFLAGS="-C linker=arm-none-eabi-ld -C link-arg=-Tlink.x" \
+            $BOOTSTRAP_CARGO run --target $TARGET           | grep "x = 42"
+        env RUSTC_BOOTSTRAP=1 RUSTFLAGS="-C linker=arm-none-eabi-ld -C link-arg=-Tlink.x" \
+            $BOOTSTRAP_CARGO run --target $TARGET --release | grep "x = 42"
+    popd
+popd